Review Zone

PCI Express Specifications and ECRs for Review
PCI-SIG members can influence PCI technology development by submitting engineering change requests (ECRs) as well as reviewing and commenting on draft specifications, ECRs and engineering change notices (ECNs). Members should check the Review Zone regularly for new postings.

Specification and ECNs currently under review are listed below. PLEASE NOTE: THESE ARE DRAFT SPECIFICATIONS ONLY AND, AS SUCH, IS SUBJECT TO FURTHER REVISION AND REVIEW WITHOUT NOTICE. THESE DRAFT SPECIFICATIONS ARE PROVIDED TO YOU FOR REVIEW PURPOSES ONLY AND SHOULD NOT BE RELIED UPON FOR DESIGN OR MANUFACTURING PURPOSES. For a list of documents with completed review cycles, visit the PCI Express Review Archive

Additional information on the ECR/ECN process can be found in the Procedures Center.

Documents for Review
Submit review feedback on all documents below to administration@pcisig.com by the designated review period deadline.

PCI Express SFF-8639 Module Specification Revision 3.0, Version 0.9

The review period for the PCI Express SFF-8639 Module Specification Revision 3.0, Version 0.9 will end at 5 p.m. (PT) on Tuesday, June 12, 2018. Any feedback should be sent to administration@pcisig.com.

​OCuLink Power Appendices ECR R1.1

The review period for the OCuLink Power Appendices ECR R1.1 will end at 5 p.m. (PT) on Tuesday, June 12, 2018. Any feedback should be sent to administration@pcisig.com.

OCuLink X4 Drawing ECR Revision 1.34

The review period for the OCuLink X4 Drawing ECR Revision 1.34 will end at 5 p.m. (PT) on Tuesday, June 12, 2018. Any feedback should be sent to administration@pcisig.com.

PCI Express Card Electromechanical Specification Revision 4.0, Version 0.7 Draft

The review period for the PCI Express Card Electromechanical Specification Revision 4.0, Version 0.7 Draft will end at 5 p.m. (PT) on Monday, May 14, 2018. Any feedback should be sent to administration@pcisig.com.

NCTF Ground Ball Definition for PCIe BGA SSD 11.5x13 ECR

The review period for the NCTF Ground Ball Definition for PCIe BGA SSD 11.5x13 ECR will end at 5 p.m. (PT) on Tuesday, May 15, 2018. Any feedback should be sent to administration@pcisig.com.